Questions by NevaBrooks50

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1 answer 33 views

How does the molecular structure of different polymers affect their mechanical properties and suitability for use in biomedical applications such as drug delivery systems or prosthetic devices?

asked Feb 21 in Materials Chemistry

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1 answer 39 views

What is the effect of different light sources on the photochemical and photophysical properties of a specific organic molecule?

asked Feb 19 in Quantum Chemistry

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1 answer 29 views

What is the balanced chemical equation for the neutralization reaction between hydrochloric acid (HCl) and sodium hydroxide (NaOH)?

asked Feb 17 in Chemical reactions

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1 answer 43 views

How does the SERS intensity depend on the distance between the nanoparticle and the analyte molecule? Investigate the effect of varying the nanoparticle size and analyte molecule on the SERS signal intensity.

asked Feb 17 in Surface Chemistry

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1 answer 34 views

What is the mechanism by which sunscreen agents absorb harmful UV radiation, and how can the efficiency of sunscreen be measured and optimized through experimentation?

asked Feb 14 in PhotoChemistry

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1 answer 81 views

How can the refractive index of a glass be modified to optimize its use in optical applications?

asked Feb 10 in Materials Chemistry

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1 answer 93 views

Calculate the standard enthalpy change for the reaction: 2H2(g) + O2(g) --> 2H2O(l)Given the following enthalpies of formation: ∆Hf°(H2O, l) = -285.8 kJ/mol ∆Hf°(H2, g) = -241.8 kJ/mol ∆Hf°(O2, g) = 0 kJ/mol

asked Feb 3 in Chemical thermodynamics

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1 answer 102 views

How can a chemical engineer develop a cost-effective and environmentally friendly process for the production of 1,3-butadiene, a highly important raw material for the production of synthetic rubber and plastics?

asked Jan 30 in Chemical engineering

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1 answer 82 views

Calculate the enthalpy of oxidation of methane gas (CH4) at standard conditions given the following information:- Enthalpy of formation of CH4 = -74.8 kJ/mol- Enthalpy of formation of H2O = -285.8 kJ/mol- Enthalpy of formation of CO2 = -393.5 kJ/mol

asked Jan 23 in ThermoChemistry

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1 answer 85 views

What is the locus of control?

asked Jan 20 in Psychology

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1 answer 66 views

According to social exchange theory, what are the factors that determine the balance of a relationship?

asked Jan 20 in Psychology

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1 answer 46 views

Who created the idea of savouring?

asked Jan 17 in Psychology

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1 answer 35 views

When evaluating the practical implications of a theory, what should be considered?

asked Jan 16 in Psychology

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1 answer 48 views

When was the 'Social Learning Theory' introduced?

asked Jan 15 in Psychology

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1 answer 48 views

What is the theory of perceptual load?

asked Jan 15 in Psychology

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1 answer 74 views

What is the difference between grief and mourning?

asked Jan 14 in Psychology

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1 answer 52 views

What is the difference between approach coping and avoidance coping?

asked Jan 14 in Psychology

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1 answer 43 views

Which gas is released by the group of archaea known as methanogens?

asked Jan 8 in Science

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1 answer 51 views

What's it called when the reaction is sped up until equilibrium is established?

asked Jan 8 in Science

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1 answer 49 views

What results when a warm air mass runs into a cold air mass?

asked Jan 7 in Science

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